code: def test_value_check_cpu(self):
      self.check_value_check()
  
file_path: chainer/tests/chainer_tests/functions_tests/array_tests/test_hstack.py
imports: import unittest
  import numpy
  import six
  from chainer import functions
  from chainer import testing
  from chainer.testing import attr
  from chainer.utils import type_check
label_desc: Use image node_id 3 for calling the TestHstackTypeCheck obj's underlying member method code with example usage: obj.test_value_check_cpu() without return types